Secondary decoder not playing at all only 100 playing properly

My secondary decoder has an error of 143 no communication from primary called customer care, with no assistance whatsoever, I called in, was asked to unplug and plug again, was told a technician would call me back in an hour and I still have not been called back at all, at this point I am extremely agitated by everything Katlego Makubela ref ***8 I364, called back after two hours to ask why I have not been called, the lady I spoke to made me hold on till my airtime cut. I am tired of dstv giving me problems everytime.